Home / 3,158.49-4,717.73-2,457.86

Finding the Fourth Proportional to 3,158.49, 4,717.73 and 2,457.86

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Solution

The fourth proportional to 3,158.49, 4,717.73 and 2,457.86 is: 3,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.49 : 4,717.73 = 2,457.86 : x
  2. Step 2: Convert to fraction form
    3,158.49/4,717.73 = 2,457.86/x
  3. Step 3: Cross multiply
    3,158.49x = 4,717.73 × 2,457.86
  4. Step 4: Simplify right side
    3,158.49x = 11,595,519.86
  5. Step 5: Solve for x
    x = 11,595,519.86/3,158.49
  6. Step 6: Final answer
    x = 3,671.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.